UPD70F3201YGC-YEU-A Renesas Electronics America, UPD70F3201YGC-YEU-A Datasheet - Page 270
UPD70F3201YGC-YEU-A
Manufacturer Part Number
UPD70F3201YGC-YEU-A
Description
MCU 32BIT I2C 100TQFP
Manufacturer
Renesas Electronics America
Series
V850ES/Sx2r
Datasheet
1.UPD70F3201YGC-YEU-A.pdf
(555 pages)
Specifications of UPD70F3201YGC-YEU-A
Core Processor
RISC
Core Size
32-Bit
Speed
20MHz
Connectivity
CSI, EBI/EMI, I²C, UART/USART
Peripherals
DMA, PWM, WDT
Number Of I /o
68
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
2.2 V ~ 2.7 V
Data Converters
A/D 12x10b; D/A 2x8b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
UPD70F3201YGC-YEU-A
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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(4) Write data to each count setting register using the following procedure:
(5) Before changing the interrupt request signal generation timing or changing the RTCAE bit from 1 to 0, set the
(6) To change the count clock, be sure to clear RTACE to 0.
(7) After releasing reset, clear the OVFIF bit of the OVFIC register and the RTCIF bit of the RTCIC register to 0.
• To clear the sub-count register (SUBC)
• To not clear the sub-count register (SUBC) (to hold the value)
OVFMK bit of the OVFIC register and the RTCMK bit of the RTCIC register to 1, and after changing the
generation timing or RTCAE bit, clear the OVFIF bit of the OVFIC register and the RTCIF bit of the RTCIC
register to 0.
<1> Using the procedure described in (3) above, read the values of all the count registers (this may be
<2> Write a value to one of the count setting registers. Write the value read in step <1> to the other count
<3> Set RTCAE to 1. The values of the count setting registers will be transferred to the count registers, and
<1> Clear RTCE of RTC control register 1 (RTCC1) to 0, and check if RTCF of the RTCC1 register is
<2> Read the values of all the count registers (this may be omitted).
<3> Write a value to one of the count setting registers. Write the value read in <2> to the other count
<4> Set RTCE to 1. The values of the count setting registers will be transferred to the count registers, and
omitted), and clear RTCAE to 0.
setting registers.
the real-time counter will start counting (after 2 or 3 count clocks).
cleared to 0 (count stops).
setting registers.
the real-time counter will start counting (after 2 or 3 count clocks).
CHAPTER 9 REAL-TIME COUNTER FUNCTION
User’s Manual U15905EJ2V1UD
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